Since the early 1990's, astronomers have known that extrasolar planets, or "exoplanets," orbit stars light-years beyond our own solar system. Although most e…
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NASA | Alien Atmospheres
Published on July 29, 2016
![](https://pinterest.com/pin/create/button/?url=https://cctubes.com/video/nasa-alien-atmospheres/&media=https://cctubes.com/wp-content/uploads/2016/07/nasa-alien-atmospheres.jpg&description=Since the early 1990's, astronomers have known that extrasolar planets, or "exoplanets," orbit stars light-years beyond our own solar system. Although most e...)
